Home / 451,085.27-622,523.79-247,136.58

Finding the Fourth Proportional to 451,085.27, 622,523.79 and 247,136.58

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Solution

The fourth proportional to 451,085.27, 622,523.79 and 247,136.58 is: 341,062.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,085.27 : 622,523.79 = 247,136.58 : x
  2. Step 2: Convert to fraction form
    451,085.27/622,523.79 = 247,136.58/x
  3. Step 3: Cross multiply
    451,085.27x = 622,523.79 × 247,136.58
  4. Step 4: Simplify right side
    451,085.27x = 153,848,400,429.24
  5. Step 5: Solve for x
    x = 153,848,400,429.24/451,085.27
  6. Step 6: Final answer
    x = 341,062.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.